A while back, we wrote about the ducted fan, single rotor, VTOL drone that [Armin Strobel] was working on. It wasn’t quite finished then, and hadn’t got off the ground yet. He’s posted an ...

Want to learn why ducted propellers improve both thrust and efficiency? Well, we’ve got both the lesson and the teacher for you. [Bruce Simpson] isn’t exactly a household name, but we bet most ...

Discover how to build a powerful ducted propeller using a washing machine motor in this easy-to-follow video. Watch as each step of the process is demonstrated, from removing and modifying the ...